Common pattern of handling deferred probe can be simplified with
dev_err_probe() and devm_clk_get_optional(). This results in much
less code.
Signed-off-by: Stefan Wahren <wahrenst@xxxxxxx>
Reviewed-by: Maíra Canal <mcanal@xxxxxxxxxx>
---
drivers/gpu/drm/vc4/vc4_v3d.c | 18 +++---------------
1 file changed, 3 insertions(+), 15 deletions(-)
diff --git a/drivers/gpu/drm/vc4/vc4_v3d.c b/drivers/gpu/drm/vc4/vc4_v3d.c
index 6e566584afbf..bf5c4e36c94e 100644
--- a/drivers/gpu/drm/vc4/vc4_v3d.c
+++ b/drivers/gpu/drm/vc4/vc4_v3d.c
@@ -441,21 +441,9 @@ static int vc4_v3d_bind(struct device *dev, struct device *master, void *data)
vc4->v3d = v3d;
v3d->vc4 = vc4;
- v3d->clk = devm_clk_get(dev, NULL);
- if (IS_ERR(v3d->clk)) {
- int ret = PTR_ERR(v3d->clk);
-
- if (ret == -ENOENT) {
- /* bcm2835 didn't have a clock reference in the DT. */
- ret = 0;
- v3d->clk = NULL;
- } else {
- if (ret != -EPROBE_DEFER)
- dev_err(dev, "Failed to get V3D clock: %d\n",
- ret);
- return ret;
- }
- }
+ v3d->clk = devm_clk_get_optional(dev, NULL);
+ if (IS_ERR(v3d->clk))
+ return dev_err_probe(dev, PTR_ERR(v3d->clk), "Failed to get V3D clock\n");
ret = platform_get_irq(pdev, 0);
if (ret < 0)
--
2.34.1
